diff --git a/token-swap/js/package-lock.json b/token-swap/js/package-lock.json
index 193a680082a..8bda64e5c34 100644
--- a/token-swap/js/package-lock.json
+++ b/token-swap/js/package-lock.json
@@ -6190,9 +6190,9 @@
       "dev": true
     },
     "prettier": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/prettier/-/prettier-2.1.2.tgz",
-      "integrity": "sha512-16c7K+x4qVlJg9rEbXl7HEGmQyZlG4R9AgP+oHKRMsMsuk8s+ATStlf1NpDqyBI1HpVyfjLOeMhH2LvuNvV5Vg==",
+      "version": "2.3.1",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-2.3.1.tgz",
+      "integrity": "sha512-p+vNbgpLjif/+D+DwAZAbndtRrR0md0MwfmOVN9N+2RgyACMT+7tfaRnT+WDPkqnuVwleyuBIG2XBxKDme3hPA==",
       "dev": true
     },
     "process-nextick-args": {